[6-K] Nexa Resources S.A. Current Report (Foreign Issuer)

Rhea-AI Filing Summary

Nexa Resources, a Luxembourg-based mining and metals company, filed a Form 6-K to provide an update regarding its Cajamarquilla operation. The filing was submitted on June 28, 2025, with the document signed by José Carlos del Valle, Senior Vice President of Finance and Group CFO on June 26, 2025.

Key filing details:

• Filing confirms Nexa Resources files annual reports under Form 20-F
• Company is not submitting the Form 6-K in paper format
• Information is not being furnished under Rule 12g3-2(b)
• Principal executive office is located at 37A, Avenue J.F. Kennedy, L-1855, Luxembourg

Note: The actual content of the Cajamarquilla operation update is contained in Exhibit 99.1, which is not included in this filing excerpt. Investors should refer to the complete filing to assess any material impacts on operations.

U.S. SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE

SECURITIES EXCHANGE ACT OF 1934

For the Month of June 2025

Nexa Resources S.A.

(Exact Name as Specified in its Charter)

       N/A       

(Translation of Registrant’s Name)

37A, Avenue J.F. Kennedy
L-1855, Luxembourg
Grand Duchy of Luxembourg
(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F    X   Form 40-F      

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes       No   X  

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: June 26, 2025.

Nexa Resources S.A.

By:/s/ José Carlos del Valle

Name: José Carlos del Valle

Title:  Senior Vice President of Finance and Group Chief Financial Officer

EXHIBIT INDEX

Exhibit	Description of Exhibit
99.1	Nexa Provides Update on Cajamarquilla Operation

FAQ

What type of SEC filing did NEXA submit on June 28, 2025?

NEXA submitted a Form 6-K (Report of Foreign Private Issuer) to the SEC on June 28, 2025. The filing includes an update regarding their Cajamarquilla operation.

Who is NEXA's current CFO according to the June 2025 6-K filing?

According to the filing, José Carlos del Valle serves as NEXA's Senior Vice President of Finance and Group Chief Financial Officer, as evidenced by his signature on the document.

What is NEXA's principal executive office location?

NEXA's principal executive offices are located at 37A, Avenue J.F. Kennedy, L-1855, Luxembourg, Grand Duchy of Luxembourg.

Does NEXA file Form 20-F or Form 40-F for annual reports?

According to the filing, NEXA files Form 20-F for its annual reports, as indicated by the 'X' mark next to Form 20-F in the document.

What operational update did NEXA announce in the June 2025 6-K?

While the filing indicates there is an update regarding the Cajamarquilla operation (listed as Exhibit 99.1), the specific details of the update are not provided in the main filing document.